Skilled labor is a key input to the innovation process. A shortage in supply of skilled labor may hence impede … innovation activities, resulting in lower productivity gains. While governments are concerned about these likely negative impacts …, there is only limited empirical evidence whether and to what extent labor shortage affects innovation activities. The paper …

information on a task that is relevant for their social image or selfimage, a general knowledge test. I measure how this affects … the subsequent willingness to help the productivity of others by sharing knowledge with them at a personal cost. I find …